278080902

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:538

約数の個数: 96

約数和(自身を含む): 691441920

約数和(自身を除く): 413361018

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 227, 253, 269, 414, 454, 506, 538, 681, 759, 807, 1362, 1518, 1614, 2043, 2277, 2421, 2497, 2959, 4086, 4554, 4842, 4994, 5221, 5918, 6187, 7491, 8877, 10442, 12374, 14982, 15663, 17754, 18561, 22473, 26631, 31326, 37122, 44946, 46989, 53262, 55683, 57431, 61063, 68057, 93978, 111366, 114862, 122126, 136114, 172293, 183189, 204171, 344586, 366378, 408342, 516879, 549567, 612513, 671693, 1033758, 1099134, 1225026, 1343386, 1404449, 2015079, 2808898, 4030158, 4213347, 6045237, 8426694, 12090474, 12640041, 15448939, 25280082, 30897878, 46346817, 92693634, 139040451, 278080902]

約数ペア:

[(1, 278080902), (2, 139040451), (3, 92693634), (6, 46346817), (9, 30897878), (11, 25280082), (18, 15448939), (22, 12640041), (23, 12090474), (33, 8426694), (46, 6045237), (66, 4213347), (69, 4030158), (99, 2808898), (138, 2015079), (198, 1404449), (207, 1343386), (227, 1225026), (253, 1099134), (269, 1033758), (414, 671693), (454, 612513), (506, 549567), (538, 516879), (681, 408342), (759, 366378), (807, 344586), (1362, 204171), (1518, 183189), (1614, 172293), (2043, 136114), (2277, 122126), (2421, 114862), (2497, 111366), (2959, 93978), (4086, 68057), (4554, 61063), (4842, 57431), (4994, 55683), (5221, 53262), (5918, 46989), (6187, 44946), (7491, 37122), (8877, 31326), (10442, 26631), (12374, 22473), (14982, 18561), (15663, 17754)]